package com.aaa.day1031demo.demo4;

/**
 * @Description:
 * @author:LiWei
 * @date:2022年10月31日10:51
 */
public class Card {
    private double balance;

    public Card(double balance) {
        this.balance = balance;
    }

    public double getBalance() {
        return balance;
    }

    public void setBalance(double balance) {
        this.balance = balance;
    }
}
